Welcome to our dedicated page for Corning SEC filings (Ticker: GLW), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
Corning Incorporated (NYSE: GLW) files a range of documents with the U.S. Securities and Exchange Commission that provide detailed insight into its operations as a materials science company active in glass, ceramics, and optical technologies. On this page, you can review GLW’s SEC filings alongside AI-powered summaries that explain key points in accessible language.
Corning’s current reports on Form 8-K frequently cover quarterly financial results, including the attachment of earnings press releases that discuss GAAP and core (non-GAAP) performance measures such as core sales, core operating margin, core EPS, and adjusted free cash flow. These filings also summarize segment performance for Optical Communications, Display, Specialty Materials, Automotive, Life Sciences, and Hemlock and Emerging Growth Businesses, and may include management’s commentary on trends affecting these markets.
Other 8-K filings document governance and capital structure events, such as the election of new directors, committee assignments, and the execution of material definitive agreements. For example, Corning has reported entering into a multi-currency credit agreement that replaces a prior facility, outlining the commitment amount, interest rate options, covenants, and events of default. Such filings help investors understand the company’s liquidity resources and financial obligations.
Corning’s filings also record dividend declarations by the Board of Directors, specifying per-share dividend amounts, record dates, and payment dates, as well as other matters that may affect shareholders. Over time, investors can use these documents to track Corning’s approach to capital returns, financing arrangements, and governance practices.
This SEC filings page combines real-time updates from EDGAR with AI-generated highlights to make it easier to navigate lengthy disclosures. Users can quickly identify items related to quarterly and annual reports, material agreements, director and officer changes, and other reportable events, and then drill into the full text for deeper analysis of Corning’s business and financial position.
Corning Inc. Chairman, CEO and President Wendell P. Weeks reported multiple equity compensation events dated February 4, 2026. Performance share units (PSUs) earned for fiscal year 2025 under 2023, 2024 and 2025 agreements were credited in amounts of 120,365, 80,500 and 62,315 units, each representing the right to receive one share of common stock.
The filing also shows PSU vestings of 5,410, 2,209 and 2,854 units converting to common stock and a disposition of 10,473 common shares at $109.69 to satisfy tax withholding. After these transactions, Weeks directly held 742,369 shares of Corning common stock, plus various PSU awards subject to time-based vesting schedules into 2026–2028.
Corning Incorporated senior vice president Fang Li reported exercising stock options and selling common shares. On February 4, 2026, Li exercised options covering a total of 9,797 shares of common stock at exercise prices of $20.89 and $18.67 per share.
The same day, Li sold 9,797 common shares at a weighted average price of $113.512 per share, with individual trade prices ranging from $113.36 to $113.59. Following these transactions, Li reported owning no shares of Corning common stock and no remaining stock options from the exercised grants.
A shareholder filed a Rule 144 notice to sell 9,797 common shares through UBS Financial Services on the NYSE, with an aggregate market value of $1,112,051.43. The shares were acquired on 02/04/2026 via a stock option release from the issuer. Shares outstanding were 857,360,396 at the time listed, providing context for the sale’s relative size.
Corning Inc. senior executive Michael Paul O'Day reported selling 5,051 shares of Corning common stock on February 2, 2026. The sale, coded as an open-market sale, was executed at a weighted average price of $110.5191 per share, with individual trades ranging from $110.375 to $110.645.
After this transaction, O'Day beneficially owns 29,915 shares of Corning common stock in direct ownership. The filing notes that detailed trade-by-trade pricing information within the stated range is available upon request from the company, any security holder, or the SEC staff.
Corning Incorporated’s retired president Eric S. Musser reported selling 25,000 shares of Corning common stock on February 2, 2026. The shares were sold in multiple trades at prices ranging from $110.00 to $110.04, with a weighted average sale price of $110.0032 per share. After this transaction, Musser directly beneficially owns 19,926 shares of Corning common stock.
A shareholder in issuer GLW filed a notice of proposed sale under Rule 144 to sell 5,051 common shares through UBS Financial Services Inc. on the NYSE, with an indicated aggregate market value of $557,974.21 and 857,360,396 shares outstanding.
The shares to be sold come from restricted stock releases acquired on April 14, 2023 (4,750 shares) and May 15, 2023 (301 shares). The filing also reports that the O'Day Charitable Fund sold 1,391 common shares on December 15, 2025 for gross proceeds of $124,501.
A holder of GLW common stock has filed a notice of intent to sell 25,000 common shares through UBS Financial Services Inc. on the NYSE, with an aggregate market value of 2,750,055.03. The filing lists total common shares outstanding as 857,360,396 for context.
The shares to be sold were acquired from the issuer via a restricted stock release on 04/15/2024 for 6,978 shares and a performance stock release on 04/14/2023 for 18,022 shares. The seller represents they are not aware of undisclosed material adverse information about the issuer’s operations.
Corning Inc. senior vice president and CHRO Michelle L. Gullo reported an indirect sale of company stock tied to her spouse. On January 29, 2026, a spouse-held account sold 44 shares of Corning common stock at $102.395 per share, leaving 0 shares reported as held by the spouse.
Separately, Michelle Gullo continues to hold 36,000 shares of Corning common stock directly after this transaction. She formally disclaims beneficial ownership of all securities held by her spouse, meaning the spouse’s holdings and trades are treated as separate from her direct ownership.
A shareholder filed a Rule 144 notice to sell 44 shares of common stock of the GLW issuer through UBS Financial Services on the NYSE. The shares have an aggregate market value of $4,500.13 based on the filing and are part of 857,360,396 shares outstanding.
The shares were acquired on 08/08/2025 via a restricted stock release from the issuer, with the same date listed as the payment date and the nature of payment marked as “n/a.” The approximate sale date indicated is 01/29/2026, and the filer represents they are unaware of undisclosed material adverse information about the issuer.
Corning Inc. executive vice president and CFO Edward A. Schlesinger reported an option exercise and share sale. On January 29, 2026, he exercised 8,925 stock options at $19.65 per share, receiving the same number of Corning common shares.
That same day, he sold 21,104 common shares at a weighted average price of $104.5454, with individual trades ranging from $104.06 to $105.04. After these transactions, he directly owns 54,780 Corning common shares and holds no remaining options from this grant.